<?php
session_start();
header("Content-type:text/html;charset=utf-8"); //设置编码
$page = isset($_GET['page']) ? $_GET['page'] : 1;//接收页码
$page = !empty($page) ? $page :1;
$F = $_GET['F'];
// 创建连接
$conn = mysqli_connect("localhost", "root", "root", "bbs");
mysqli_set_charset($conn,'utf8'); //设定字符集
$table_name="tiopic";//查取表名设置
$perpage=5;//每页显示的数据个数
//最大页数和总记录数
$total_sql="select count(*) from $table_name";//查取表名设置
$total_result =mysqli_query($conn,$total_sql);
// if (!$total_result) {
//     printf("Error: %s\n", mysqli_error($conn));
//     exit();
// }
$total_row=mysqli_fetch_row($total_result);
$total = $total_row[0];//获取最大页码数
$total_page = ceil($total/$perpage);//向上整数
//临界点
$page=$page>$total_page ? $total_page:$page;//当下一页数大于最大页数时的情况
//分页设置初始化
$start=($page-1)*$perpage;

$sql="select * from tiopic order by id desc";
$que=mysqli_query($conn,$sql);
if (!$que) {
    printf("Error: %s\n", mysqli_error($conn));
    exit();
}
$sum=mysqli_num_rows($que);

?>

<!DOCTYPE html>
<html lang="en">
<head>
 <meta charset="UTF-8">
 <title>帖子</title>
 <style>
 .cen{
 border: none;
 width: 600px;
 margin: 0 auto;
 height: 40px;
 background-color: rgba(34, 35, 62, 0.08);
 }
 .left{
 width: 535px;
 float: left;
 }
 .right{
 width: 65px;
 height: 30px;
 background-color:#B10707 ;
 float: left;
 margin-top: 8px;
 }
 .title{
 background-color: #B10707;
 color: white;
 }
 .list{
 margin-left: 12px;
 }

 </style>
</head>
<body>
<div class="cen">
<div class="left">
 <?php
 $sql1="select forum_name from forums where id='$F'";
 $squ1=mysqli_query($conn,$sql1);
//  if (!squ1) {
//     printf("Error: %s\n", mysqli_error($conn));
//     exit();
// }
 $row=mysqli_fetch_array($squ1);
 $forum_name=$row['forum_name'];
 echo "当前论坛为：<a href=\"index.php\">$gb_name</a>-->>$forum_name";
 ?>
</div>
<div class="right"><a style="color: white" href="addnew.php">发布新帖</a> </div>
</div>
<table width="600px" border="1" cellpadding="8" cellspacing="0" align="center">
 <tr class="title">
 <td colspan="3">帖子列表 <span class="list">[<a style="color: white" href="index.php">返回</a> ]</span></td>
 </tr>
 <tr>
 <td width="280px">主题列表</td>
 <td width="160px" >作者</td>
 <td width="160px">最后更新</td>
 </tr>
 <?php
 if($sum>0) {
 while($row=mysqli_fetch_array($que)) {
 ?>
 <tr>
 <td width="280px"><div><a href="thread.php?id=<?php echo $row['id']?>"</a><?php echo $row['title']?></div> </td>
 <td width="160px"><?php echo $row['author'] ?></td>
 <td width="160px"><?php echo $row['last_post_time']?></td>
 </tr>
 <tr>
 <td colspan="3">
 <?php }
 }
 else{
 echo "<tr><td colspan='5'>本版块没有帖子.....</td></tr>";
 } ?>
 </td>
 </tr>
 <tr>
 <td colspan="5">
 <div id="baner" style="margin-top: 20px">
 <a href="<?php
 echo "$_SERVER[PHP_SELF]?page=1"
 ?>">首页</a>
   <a href="<?php
 echo "$_SERVER[PHP_SELF]?page=".($page-1)
 ?>">上一页</a>
 <!-- 显示123456等页码按钮-->
 <?php
    for($i=1;$i<=$total_page;$i++){
        if($i==$page){//当前页为显示页时加背景颜色
            echo "<a style='padding: 5px 5px;background: #000;color: #FFF' href='$_SERVER[PHP_SELF]?page=$i'>$i</a>";
        }else{
            echo "<a style='padding: 5px 5px' href='$_SERVER[PHP_SELF]?page=$i'>$i</a>";
        }
    }
 ?>
   <a href="<?php
    echo "$_SERVER[PHP_SELF]?page=".($page+1)
    ?>">下一页</a>
      <a href="<?php
    echo "$_SERVER[PHP_SELF]?page={$total_page}"
    ?>">末页</a>
   <span>共<?php echo $total?>条</span>
 </div>
 </td>
 </tr>
</table>

</body>
</html>
